/ Dictionary / Index R REA: Meaning and Definition of Find definitions for: REA Pronunciation: [key] Rural Electrification Administration. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. re reabsorption Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language